Home / 287,027.94-430,594.14-94,913.34

Finding the Fourth Proportional to 287,027.94, 430,594.14 and 94,913.34

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Solution

The fourth proportional to 287,027.94, 430,594.14 and 94,913.34 is: 142,387.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,027.94 : 430,594.14 = 94,913.34 : x
  2. Step 2: Convert to fraction form
    287,027.94/430,594.14 = 94,913.34/x
  3. Step 3: Cross multiply
    287,027.94x = 430,594.14 × 94,913.34
  4. Step 4: Simplify right side
    287,027.94x = 40,869,128,011.83
  5. Step 5: Solve for x
    x = 40,869,128,011.83/287,027.94
  6. Step 6: Final answer
    x = 142,387.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.